Martin, John H.
Connecticut : Aplleton & Lange, 1989,
Buku Teks
Elias Sukardi, author
UI-Press, 1984
Buku Teks
Chusid, J.G.
Gadjah Mada University Press , 1982
Buku Teks
De Paredes, Ellen Shaw, author
Wolters Kluwer, Lippincott Williams & Wilkins, 2007
Buku Referensi
Rhodin, Johannes A.G.
"London: W B Saunders, 1963",
Buku Teks